package collection;

import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;

public class NewForDemo {
    public static void main(String[] args) {
        String[] arr = {"one","two","three","four"};
        for (int i = 0; i < arr.length; i++) {
            System.out.println(arr[i]);
        }
        for (String a :arr){
            System.out.println(a);
        }


        Collection c = new ArrayList();
        c.add("one");
        c.add("two");
        c.add("three");
        c.add("four");
        Iterator it = c.iterator();
        while(it.hasNext()){
            String str = (String)it.next();
            System.out.println(str);
        }
        for (Object o : c) {
            String b = (String)o;
            System.out.println(b);
        }


    }
}
